fixed boilerplate version in generator-ext-react
fixed boilerplate version in generator-ext-react

markbrocato/extjs-reactor,sencha/extjs-reactor,sencha/extjs-reactor,markbrocato/extjs-reactor,dbuhrman/extjs-reactor,dbuhrman/extjs-reactor,sencha/extjs-reactor,markbrocato/extjs-reactor,dbuhrman/extjs-reactor,dbuhrman/extjs-reactor,markbrocato/extjs-reactor,sencha/extjs-reactor